/*
 * Copyright 2012 Finbudget.com
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package finbudgettable.client.ui.grid;

import finbudgettable.client.ui.grid.filter.AndFilter;
import finbudgettable.client.ui.grid.filter.Filter;
import java.util.ArrayList;
import java.util.List;

public class GridFilter extends AndFilter {

    private final List<String> filterNames = new ArrayList<String>();

    public void setFilter(String fieldName, Filter filter) {
        clearFilters(fieldName);
        super.addFilter(filter);
        filterNames.add(fieldName);
    }

    public Filter getFilter(String fieldName) {
        int index = filterNames.indexOf(fieldName);
        if (index >= 0) {
            return getFilter(index);
        }
        return null;
    }

    @Override
    public void addFilter(Filter recordFilter) {
        super.addFilter(recordFilter);
        filterNames.add(null);
    }

    @Override
    public void clearFilters() {
        super.clearFilters();
        filterNames.clear();
    }

    @Override
    public void removeFilter(int index) {
        super.removeFilter(index);
        filterNames.remove(index);
    }

    public void clearFilters(String fieldName) {
        int index = filterNames.indexOf(fieldName);
        if (index >= 0) {
            removeFilter(index);
        }
    }
}
